/* =========================================================
   EN-TÊTE
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  transition: box-shadow .3s ease-out, transform .45s var(--ease-out);
}
.site-header.is-scrolled { box-shadow: 0 1px 0 var(--line), 0 10px 30px -18px rgba(20, 21, 27, .25); }
.site-header.is-hidden { transform: translateY(-100%); }

/* filet aux couleurs du logo, qui sert aussi de barre de progression */
.site-header__progress { height: 3px; background: var(--line); }
.site-header__progress span {
  display: block;
  height: 100%;
  background: var(--spectrum);
  background-size: 100vw 100%;
  transform: scaleX(var(--progress, 1));
  transform-origin: left;
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: var(--header-h);
}
.brand { display: inline-flex; flex: none; }
.brand img { height: 48px; width: auto; }

.site-nav__list { display: flex; }
.site-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 500;
  color: var(--text);
  transition: color var(--t-fast) ease-out;
}
.site-nav__link:hover, .site-nav__link.is-active, .site-nav__link[aria-current="page"] { color: var(--pv-blue-ink); }
.site-nav__link .icon { width: 16px; height: 16px; stroke-width: 2; transition: transform .3s var(--ease-out); }
.has-mega.is-open > .site-nav__link .icon { transform: rotate(180deg); }

.header-cta { display: none; }

.nav-toggle {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-left: auto;
  border-radius: var(--radius-sm);
}
.nav-toggle .icon { width: 26px; height: 26px; }

/* ---------- Méga-menu « Nos solutions » ---------- */
.mega__item { position: relative; display: grid; gap: 4px; color: var(--text); }
.mega__thumb { position: relative; aspect-ratio: 3 / 2; overflow: hidden; border-radius: var(--radius-sm); background: var(--surface); margin-bottom: 10px; }
.mega__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease-out); }
.mega__item:hover .mega__thumb img { transform: scale(1.06); }
.mega__thumb::after {
  content: "";
  position: absolute;
  left: 10px; bottom: 10px;
  width: 30px; height: 30px;
  border-radius: 7px;
  background: var(--c);
}
.mega__title { font-family: var(--font-display); font-size: 16.5px; font-weight: 600; line-height: 1.25; }
.mega__desc { font-size: 13.5px; line-height: 1.5; color: var(--muted); }
.mega__item--custom {
  align-content: end;
  padding: 22px;
  border-radius: var(--radius-sm);
  background: var(--night-800);
  color: var(--white);
}
.mega__item--custom .mega__desc { color: var(--muted-dark); }

/* ---------- Navigation mobile ---------- */
@media (max-width: 1099.98px) {
  .site-nav {
    position: fixed;
    inset: calc(var(--header-h) + 3px) 0 0 0;
    padding: 8px var(--gutter) 40px;
    background: var(--white);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .3s ease-out, transform .45s var(--ease-out), visibility 0s linear .45s;
  }
  .site-nav.is-open { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
  .site-nav__list { flex-direction: column; }
  .site-nav__list > li { border-bottom: 1px solid var(--line); }
  .site-nav__link { width: 100%; justify-content: space-between; padding: 17px 0; font-size: 19px; }
  .mega { display: none; padding-bottom: 14px; }
  .has-mega.is-open .mega { display: block; }
  .mega__grid { display: grid; gap: 2px; }
  .mega__item { grid-template-columns: 36px 1fr; align-items: center; column-gap: 14px; padding: 8px 0; }
  .mega__thumb { grid-row: span 2; width: 36px; height: 36px; aspect-ratio: auto; margin: 0; border-radius: 8px; }
  .mega__thumb img { display: none; }
  .mega__thumb::after { inset: 0; width: auto; height: auto; border-radius: 8px; }
  .mega__desc { grid-column: 2; }
  .mega__item--custom { grid-template-columns: 1fr; margin-top: 10px; padding: 16px; }
  .nav-cta-mobile { margin-top: 28px; width: 100%; }
}

/* ---------- Navigation bureau ---------- */
@media (min-width: 1100px) {
  .site-nav { flex: 1; display: flex; justify-content: center; }
  .site-nav__list { gap: 34px; }
  .site-nav__link { height: var(--header-h); }
  .site-nav__link::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: 22px;
    height: 2px;
    border-radius: 2px;
    background: var(--pv-blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .35s var(--ease-out);
  }
  .site-nav__link:hover::after, .site-nav__link.is-active::after, .site-nav__link[aria-current="page"]::after { transform: scaleX(1); }
  .has-mega > .site-nav__link::after { right: 20px; }

  .mega {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--white);
    border-top: 1px solid var(--line);
    box-shadow: 0 30px 60px -30px rgba(20, 21, 27, .35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .3s ease-out, transform .45s var(--ease-out), visibility 0s linear .45s;
  }
  .has-mega.is-open .mega { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
  .mega__inner { padding-block: 32px 36px; }
  .mega__grid { display: grid; grid-template-columns: repeat(4, 1fr) .9fr; gap: 24px; }

  .nav-toggle, .nav-cta-mobile { display: none; }
  .header-cta { display: inline-flex; }
}

/* =========================================================
   CARTES SOLUTIONS (accueil et pages services)
   ========================================================= */
.cards {
  display: grid;
  gap: 20px;
  /* mobile : rangée qu'on fait glisser au doigt */
  grid-auto-flow: column;
  grid-auto-columns: minmax(260px, 80%);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  margin-inline: calc(var(--gutter) * -1);
  padding: 6px var(--gutter) 18px;
  scroll-padding-inline: var(--gutter);
  scrollbar-width: none;
}
.cards::-webkit-scrollbar { display: none; }
.cards > * { scroll-snap-align: start; }
@media (min-width: 760px) {
  .cards {
    grid-auto-flow: row;
    grid-template-columns: repeat(3, 1fr);
    overflow: visible;
    margin-inline: 0;
    padding: 0;
  }
}
@media (min-width: 1200px) {
  .cards--5 { grid-template-columns: repeat(5, 1fr); }
  .cards--4 { grid-template-columns: repeat(4, 1fr); }
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .3s ease-out;
}
.card:hover { transform: translateY(-6px); border-color: transparent; box-shadow: var(--shadow); }
.card__media { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: var(--surface); }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease-out); }
.card:hover .card__media img { transform: scale(1.07); }
/* liseré de couleur qui se trace sous la photo au survol */
.card__media::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .55s var(--ease-out);
}
.card:hover .card__media::after { transform: scaleX(1); }

.card__badge {
  position: relative;
  z-index: 1;
  align-self: flex-start;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin: -23px 0 0 18px;
  border-radius: 11px;
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 0 0 4px var(--white), 0 8px 18px -8px rgba(20, 21, 27, .45);
  transition: transform .45s var(--ease-out);
}
.card:hover .card__badge { transform: translateY(-3px) rotate(-4deg); }
.card__badge .icon { width: 22px; height: 22px; }
.card__badge--text { font-family: var(--font-display); font-size: 13px; font-weight: 600; letter-spacing: .04em; }

.card__body { display: flex; flex-direction: column; flex: 1; padding: 14px 20px 22px; }
.card__body h3 { font-size: 17.5px; line-height: 1.3; }
.card__body p { margin-top: 10px; font-size: 14.5px; line-height: 1.55; color: var(--muted); }
.card__body .link-arrow { margin-top: auto; padding-top: 18px; }
/* toute la carte est cliquable */
.card__link::before { content: ""; position: absolute; inset: 0; z-index: 2; }

.card--etc .card__media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(21, 22, 28, .1), rgba(21, 22, 28, .5));
}
.etc-mark {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 46px;
  font-weight: 300;
  letter-spacing: .14em;
  color: var(--white);
  text-shadow: 0 0 22px rgba(88, 187, 226, .95);
}

/* =========================================================
   RANGÉES DE LOGOTYPES (marques et références)
   Logos officiels : marques (Wikimedia Commons), clients (Wikipédia et sites officiels).
   ========================================================= */
.logo-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 28px 52px;
}
.logo-row li { display: flex; align-items: center; min-height: 60px; }
@media (min-width: 1080px) {
  .logo-row { justify-content: space-between; }
}
.logo-row img {
  display: block;
  height: var(--h, 40px);
  width: auto;
  max-width: 180px;
  transition: transform .45s var(--ease-out);
}
.logo-row li:hover img { transform: translateY(-3px) scale(1.06); }
.logo-row__more { font-size: 15px; font-weight: 500; color: var(--muted); }
@media (max-width: 759.98px) {
  .logo-row { gap: 24px 36px; }
  .logo-row img { height: calc(var(--h, 40px) * .82); }
}

/* =========================================================
   BANDEAU CHIFFRES
   ========================================================= */
.stats {
  position: relative;
  padding-block: clamp(40px, 5vw, 60px);
  background: var(--night-800);
  color: var(--white);
}
.stats::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--spectrum); }
.stats__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px 16px; }
.stats__list li { display: flex; align-items: center; gap: 16px; }
.stats__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  border: 1px solid var(--line-dark);
  color: var(--c);
}
.stats__icon .icon { width: 26px; height: 26px; stroke-width: 1.5; }
.stats__list strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(28px, 1.5rem + .9vw, 38px);
  font-weight: 600;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stats__list p span { display: block; margin-top: 6px; font-size: 14px; color: var(--muted-dark); }
@media (min-width: 900px) {
  .stats__list { grid-template-columns: repeat(4, 1fr); gap: 0; }
  .stats__list li { justify-content: center; padding-block: 6px; }
  .stats__list li + li { border-left: 1px solid var(--line-dark); }
}

/* =========================================================
   QUESTIONS FRÉQUENTES
   ========================================================= */
.faq { display: grid; gap: 12px; }
.faq__item { border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); transition: border-color .3s ease-out, box-shadow .3s ease-out; }
.faq__item[open] { border-color: transparent; box-shadow: var(--shadow); }
.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 24px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 17.5px;
  font-weight: 600;
  line-height: 1.35;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__sign {
  position: relative;
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--pv-blue-soft);
  color: var(--pv-blue-ink);
}
.faq__sign::before, .faq__sign::after {
  content: "";
  position: absolute;
  left: 10px; right: 10px; top: 50%;
  height: 2px;
  margin-top: -1px;
  border-radius: 2px;
  background: currentColor;
  transition: transform .4s var(--ease-out);
}
.faq__sign::after { transform: rotate(90deg); }
.faq__item[open] .faq__sign::after { transform: rotate(0deg); }
.faq__answer { overflow: hidden; }
.faq__answer p { max-width: 66ch; padding: 0 24px 24px; color: var(--muted); }

/* =========================================================
   CONTACT
   ========================================================= */
.contact {
  position: relative;
  overflow: hidden;
  padding-block: var(--section-y);
  color: var(--white);
  background: linear-gradient(115deg, var(--night-800) 0%, var(--night-800) 38%, #1c4d69 100%);
}
.contact::after {
  content: "";
  position: absolute;
  right: -10%; top: -30%;
  width: 60%; aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(88, 187, 226, .22), transparent 65%);
  pointer-events: none;
}
.contact__inner { position: relative; z-index: 1; display: grid; gap: 44px; }
@media (min-width: 960px) {
  .contact__inner { grid-template-columns: .9fr 1.1fr; align-items: center; gap: 72px; }
}
.contact__intro h2 { margin-top: 14px; font-size: var(--fs-h2); letter-spacing: -.025em; }
.contact__intro > p { max-width: 46ch; margin-top: 18px; color: var(--muted-dark); font-size: var(--fs-lead); }
.contact__details { display: grid; gap: 16px; margin-top: 32px; }
.contact__details li { display: flex; align-items: center; gap: 14px; font-size: 16px; }
.contact__details .contact__icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line-dark);
  color: var(--pv-blue);
}
.contact__details a:hover { color: var(--pv-blue); }

.quote-form {
  padding: clamp(24px, 3vw, 38px);
  background: var(--white);
  color: var(--text);
  border-radius: var(--radius);
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, .55);
}
.quote-form h3 { font-size: 22px; }
.form { display: grid; gap: 14px; margin-top: 22px; }
@media (min-width: 600px) { .form { grid-template-columns: 1fr 1fr; } }
.field--full, .form__footer { grid-column: 1 / -1; }
.field {
  display: flex;
  flex-direction: column;
  padding: 9px 14px 7px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color var(--t-fast) ease-out, box-shadow var(--t-fast) ease-out;
}
.field:focus-within { border-color: var(--pv-blue-ink); box-shadow: 0 0 0 4px rgba(88, 187, 226, .25); }
.field label { font-size: 12.5px; font-weight: 500; color: var(--muted); }
.field abbr { text-decoration: none; color: #c62a24; }
.field input, .field textarea, .field select {
  width: 100%;
  min-height: 28px;
  padding: 4px 0 2px;
  border: 0;
  outline: 0;
  background: transparent;
  font-size: 15.5px;
}
.field textarea { resize: vertical; min-height: 70px; }
.field select {
  appearance: none;
  cursor: pointer;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a6f95' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") right center / 18px no-repeat;
}
.field.is-invalid { border-color: #c62a24; }
.field__error { padding-bottom: 4px; font-size: 12.5px; color: #c62a24; }
.form__footer { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; margin-top: 6px; }
.form__status { font-size: 14px; color: #2f7a1f; }
.form__status.is-error { color: #c62a24; }

/* =========================================================
   PIED DE PAGE
   ========================================================= */
.site-footer { padding: 52px 0 28px; background: var(--night-950); color: var(--muted-dark); font-size: 14.5px; }
.footer-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line-dark);
}
.site-footer .brand img { height: 50px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px 28px; }
.footer-nav a { transition: color var(--t-fast) ease-out; }
.footer-nav a:hover { color: var(--white); }
.socials { display: flex; gap: 10px; }
.socials a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .2);
  color: var(--white);
  transition: background-color var(--t-fast) ease-out, color var(--t-fast) ease-out, border-color var(--t-fast) ease-out, transform .35s var(--ease-out);
}
.socials a:hover { background: var(--pv-blue); border-color: var(--pv-blue); color: var(--night-900); transform: translateY(-3px); }
.socials .icon { width: 18px; height: 18px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 24px; padding-top: 22px; font-size: 13.5px; }
.legal { display: flex; flex-wrap: wrap; }
.legal li + li::before { content: "|"; margin: 0 10px; opacity: .4; }
.legal a:hover { color: var(--white); }